FI855039A0 - FOERFARANDE FOER FRAMSTAELLNING AV CELLULOSAMASSA. - Google Patents

FOERFARANDE FOER FRAMSTAELLNING AV CELLULOSAMASSA.

Info

Publication number
FI855039A0
FI855039A0 FI855039A FI855039A FI855039A0 FI 855039 A0 FI855039 A0 FI 855039A0 FI 855039 A FI855039 A FI 855039A FI 855039 A FI855039 A FI 855039A FI 855039 A0 FI855039 A0 FI 855039A0
Authority
FI
Finland
Prior art keywords
cellulosamassa
foerfarande foer
foer framstaellning
framstaellning
foerfarande
Prior art date
Application number
FI855039A
Other languages
Finnish (fi)
Other versions
FI81392C (en
FI855039A (en
FI81392B (en
Inventor
Leif Urban Folke Thorsell
Nils Ove Nilsson
Original Assignee
Mo Och Domsjoe Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mo Och Domsjoe Ab filed Critical Mo Och Domsjoe Ab
Publication of FI855039A0 publication Critical patent/FI855039A0/en
Publication of FI855039A publication Critical patent/FI855039A/en
Application granted granted Critical
Publication of FI81392B publication Critical patent/FI81392B/en
Publication of FI81392C publication Critical patent/FI81392C/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0042—Fractionating or concentration of spent liquors by special methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
FI855039A 1984-12-21 1985-12-17 FOERFARANDE FOER FRAMSTAELLNING AV CELLULOSAMASSA. FI81392C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8406536 1984-12-21
SE8406536A SE453840B (en) 1984-12-21 1984-12-21 METHOD OF PRODUCING CELLULOSAMASSA

Publications (4)

Publication Number Publication Date
FI855039A0 true FI855039A0 (en) 1985-12-17
FI855039A FI855039A (en) 1986-06-22
FI81392B FI81392B (en) 1990-06-29
FI81392C FI81392C (en) 1990-10-10

Family

ID=20358261

Family Applications (1)

Application Number Title Priority Date Filing Date
FI855039A FI81392C (en) 1984-12-21 1985-12-17 FOERFARANDE FOER FRAMSTAELLNING AV CELLULOSAMASSA.

Country Status (12)

Country Link
US (1) US4670098A (en)
JP (1) JPS61152892A (en)
AU (1) AU573056B2 (en)
CA (1) CA1264403A (en)
DE (1) DE3545386A1 (en)
ES (1) ES8706881A1 (en)
FI (1) FI81392C (en)
FR (1) FR2575198B1 (en)
NO (1) NO166416C (en)
NZ (1) NZ214210A (en)
PT (1) PT81750B (en)
SE (1) SE453840B (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE453840B (en) * 1984-12-21 1988-03-07 Mo Och Domsjoe Ab METHOD OF PRODUCING CELLULOSAMASSA
JPS6290389A (en) * 1985-10-14 1987-04-24 王子製紙株式会社 Treatment of alkaline pulp digestion waste liquor
US5788812A (en) * 1985-11-05 1998-08-04 Agar; Richard C. Method of recovering furfural from organic pulping liquor
CA2070500C (en) * 1991-06-13 1997-10-14 Ted Mcvay Reactive phenolic resin modifier
US5824188A (en) * 1993-05-04 1998-10-20 Ahlstrom Machinery Inc. Method of controlling the pressure of a continuous digester using an extraction-dilution
US6132556A (en) * 1993-05-04 2000-10-17 Andritz-Ahlstrom Inc. Method of controlling pulp digester pressure via liquor extraction
US5489363A (en) * 1993-05-04 1996-02-06 Kamyr, Inc. Pulping with low dissolved solids for improved pulp strength
US5536366A (en) * 1993-05-04 1996-07-16 Ahlstrom Machinery Inc. Digester system for implementing low dissolved solids profiling
DE19681150D2 (en) * 1995-12-23 1999-08-12 Krebs & Co Ag Process for cleaning a liquid contaminated with thread molecules
AT403301B (en) * 1996-04-04 1998-01-26 Impco Voest Alpine Pulp Tech CONTINUOUS LIQUID MANAGEMENT
US5985096A (en) * 1997-09-23 1999-11-16 Ahlstrom Machinery Inc. Vertical pulping digester having substantially constant diameter
US6752903B2 (en) * 2001-07-27 2004-06-22 Craig A. Bianchini Method for mitigating the interference caused by high-molecular weight by-products in pulping processes
SE520956C2 (en) * 2001-12-05 2003-09-16 Kvaerner Pulping Tech Continuous boiling with extra residence time for drained liquid outside the boiler
AU2003256788A1 (en) * 2002-07-25 2004-02-23 Coffin World Water Systems Apparatus and method for treating black liquor
BRPI0711473A2 (en) * 2006-05-19 2011-11-16 Univ New York State Res Found method of treating crushed cellulosic fibrous material, and pulp
US8303767B2 (en) * 2008-03-18 2012-11-06 The Research Foundation Of State University Of New York Methods of pretreating comminuted cellulosic material with carbonate-containing solutions
FI127816B (en) * 2012-06-06 2019-03-15 Upm Kymmene Corp A method for fractionating lignin
NL2020102B1 (en) * 2017-12-15 2019-06-25 Miscancell B V Multi-step process for the isolation of components from Miscanthus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB703102A (en) * 1951-06-21 1954-01-27 Courtaulds Ltd Improvements in and relating to the production of wood pulp
JPS4856902A (en) * 1971-02-11 1973-08-10
CH560289A5 (en) * 1971-12-30 1975-03-27 Danske Sukkerfab
JPS55107593A (en) * 1979-02-09 1980-08-18 Sanyo Kokusaku Pulp Co Liquid exhausting treatment of kraft pulp
SE453840B (en) * 1984-12-21 1988-03-07 Mo Och Domsjoe Ab METHOD OF PRODUCING CELLULOSAMASSA

Also Published As

Publication number Publication date
FI81392C (en) 1990-10-10
JPH0355598B2 (en) 1991-08-23
US4670098A (en) 1987-06-02
PT81750A (en) 1986-01-02
FR2575198B1 (en) 1989-08-25
NO166416C (en) 1991-07-17
SE453840B (en) 1988-03-07
CA1264403A (en) 1990-01-16
ES8706881A1 (en) 1987-06-16
NO166416B (en) 1991-04-08
DE3545386C2 (en) 1989-12-07
PT81750B (en) 1987-12-30
SE8406536L (en) 1986-06-22
DE3545386A1 (en) 1986-07-03
FI855039A (en) 1986-06-22
FI81392B (en) 1990-06-29
AU5073685A (en) 1986-06-26
FR2575198A1 (en) 1986-06-27
ES550239A0 (en) 1987-06-16
SE8406536D0 (en) 1984-12-21
AU573056B2 (en) 1988-05-26
JPS61152892A (en) 1986-07-11
NO855157L (en) 1986-06-23
NZ214210A (en) 1988-02-12

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Legal Events

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MM Patent lapsed
MM Patent lapsed

Owner name: MO OCH DOMSJOE AKTIEBOLAG